| | |
2019
|
| |
2018
|
| ||||||
At March 31: | | | | | | | | | | | | | |
Net asset value per share | | | | $ | 16.92 | | | | | $ | 17.32 | | |
Market price per share | | | | $ | 14.44 | | | | | $ | 14.78 | | |
Shares outstanding | | | | | 106,011,023 | | | | | | 101,626,893 | | |
Total net assets | | | | $ | 1,794,035,673 | | | | | $ | 1,760,299,528 | | |
Unrealized appreciation on investments | | | | $ | 587,649,833 | | | | | $ | 562,521,727 | | |
| | | | | | | | | | | | | |
For the three months ended March 31: | | | | | | | | | | | | | |
Net investment income | | | | $ | 4,222,551 | | | | | $ | 4,901,721 | | |
Net realized gain (loss) | | | | $ | 18,328,245 | | | | | $ | 67,244,383 | | |
Cost of shares repurchased | | | | $ | 2,762,328 | | | | | $ | 1,430,337 | | |
Shares repurchased | | | | | 194,763 | | | | | | 95,194 | | |
Total return (based on market price) | | | | | 14.8% | | | | | | -1.3% | | |
Total return (based on net asset value) | | | | | 14.0% | | | | | | -1.0% | | |
| | | | | | | | | | | | | |
Key ratios: | | | | | | | | | | | | | |
Expenses to average net assets* | | | | | 0.63% | | | | | | 0.62% | | |
Net investment income to average net assets* | | | | | 1.12% | | | | | | 1.10% | | |
Portfolio turnover* | | | | | 68.4% | | | | | | 76.3% | | |
Net cash & short-term investments to net assets | | | | | 0.5% | | | | | | 1.3% | | |
| | |
Market Value
|
| |
Percent
of Net Assets
|
| ||||||
Microsoft Corporation | | | | $ | 93,160,806 | | | | | | 5.2% | | |
Amazon.com, Inc. | | | | | 73,544,975 | | | | | | 4.1 | | |
Apple Inc. | | | | | 55,522,385 | | | | | | 3.1 | | |
Visa Inc. Class A | | | | | 47,075,666 | | | | | | 2.6 | | |
Alphabet Inc. Class A & Class C | | | | | 46,322,986 | | | | | | 2.6 | | |
Merck & Co., Inc. | | | | | 36,702,921 | | | | | | 2.0 | | |
Adams Natural Resources Fund, Inc.* | | | | | 36,672,200 | | | | | | 2.0 | | |
Bank of America Corp. | | | | | 36,570,545 | | | | | | 2.0 | | |
UnitedHealth Group Incorporated | | | | | 35,976,330 | | | | | | 2.0 | | |
Thermo Fisher Scientific Inc. | | | | | 35,693,088 | | | | | | 2.0 | | |
| | | | $ | 497,241,902 | | | | | | 27.6% | | |
|
| | |
Shares
|
| |
Value (a)
|
| ||||||
Common Stocks — 99.5% | | ||||||||||||
Communication Services — 8.1%
|
| ||||||||||||
Alphabet Inc. Class A (b)
|
| | | | 27,400 | | | | | $ | 32,246,786 | | |
Alphabet Inc. Class C (b)
|
| | | | 11,997 | | | | | | 14,076,200 | | |
AT&T Inc.
|
| | | | 853,282 | | | | | | 26,758,924 | | |
Comcast Corporation Class A
|
| | | | 668,200 | | | | | | 26,714,636 | | |
Facebook, Inc. Class A (b)
|
| | | | 91,100 | | | | | | 15,185,459 | | |
Netflix, Inc. (b)
|
| | | | 50,300 | | | | | | 17,934,968 | | |
Verizon Communications Inc.
|
| | | | 86,800 | | | | | | 5,132,484 | | |
Walt Disney Company
|
| | | | 68,800 | | | | | | 7,638,864 | | |
| | | | | 145,688,321 | | | ||||||
Consumer Discretionary — 11.0%
|
| ||||||||||||
Advance Auto Parts, Inc.
|
| | | | 81,900 | | | | | | 13,966,407 | | |
Amazon.com, Inc. (b)
|
| | | | 41,300 | | | | | | 73,544,975 | | |
Chipotle Mexican Grill, Inc. (b)
|
| | | | 24,100 | | | | | | 17,118,471 | | |
Dollar General Corporation
|
| | | | 152,437 | | | | | | 18,185,734 | | |
Lowe's Companies, Inc.
|
| | | | 152,800 | | | | | | 16,727,016 | | |
NIKE, Inc. Class B
|
| | | | 315,800 | | | | | | 26,593,518 | | |
Tractor Supply Company
|
| | | | 159,000 | | | | | | 15,543,840 | | |
Ulta Beauty, Inc.
|
| | | | 46,400 | | | | | | 16,181,072 | | |
| | | | | 197,861,033 | | | ||||||
Consumer Staples — 6.7%
|
| ||||||||||||
Coca-Cola Company
|
| | | | 161,800 | | | | | | 7,581,948 | | |
Costco Wholesale Corporation
|
| | | | 70,300 | | | | | | 17,022,442 | | |
Mondelez International, Inc. Class A
|
| | | | 244,500 | | | | | | 12,205,440 | | |
PepsiCo, Inc.
|
| | | | 134,400 | | | | | | 16,470,720 | | |
Philip Morris International Inc.
|
| | | | 197,000 | | | | | | 17,412,830 | | |
Procter & Gamble Company
|
| | | | 115,350 | | | | | | 12,002,167 | | |
Unilever plc Sponsored ADR
|
| | | | 193,400 | | | | | | 11,163,048 | | |
Walmart Inc.
|
| | | | 261,800 | | | | | | 25,533,354 | | |
| | | | | 119,391,949 | | | ||||||
Energy — 5.3%
|
| ||||||||||||
Adams Natural Resources Fund, Inc. (c)
|
| | | | 2,186,774 | | | | | | 36,672,200 | | |
BP plc Sponsored ADR
|
| | | | 80,800 | | | | | | 3,532,576 | | |
Diamondback Energy, Inc.
|
| | | | 74,200 | | | | | | 7,533,526 | | |
EOG Resources, Inc.
|
| | | | 87,200 | | | | | | 8,299,696 | | |
Exxon Mobil Corporation
|
| | | | 168,400 | | | | | | 13,606,720 | | |
Marathon Petroleum Corporation
|
| | | | 167,525 | | | | | | 10,026,371 | | |
Occidental Petroleum Corporation
|
| | | | 133,100 | | | | | | 8,811,220 | | |
Royal Dutch Shell plc Sponsored ADR Class B
|
| | | | 54,900 | | | | | | 3,510,855 | | |
Total S.A. ADR
|
| | | | 60,800 | | | | | | 3,383,520 | | |
| | | | | 95,376,684 | | |
| | |
Shares
|
| |
Value (a)
|
| ||||||
Financials — 12.6%
|
| ||||||||||||
Aflac Incorporated
|
| | | | 245,900 | | | | | $ | 12,295,000 | | |
American Express Company
|
| | | | 152,600 | | | | | | 16,679,180 | | |
Bank of America Corp.
|
| | | | 1,325,500 | | | | | | 36,570,545 | | |
Berkshire Hathaway Inc. Class B (b)
|
| | | | 171,600 | | | | | | 34,472,724 | | |
Fifth Third Bancorp
|
| | | | 538,700 | | | | | | 13,586,014 | | |
Intercontinental Exchange, Inc.
|
| | | | 279,000 | | | | | | 21,243,060 | | |
JPMorgan Chase & Co.
|
| | | | 298,200 | | | | | | 30,186,786 | | |
Raymond James Financial, Inc.
|
| | | | 237,400 | | | | | | 19,089,334 | | |
Travelers Companies, Inc.
|
| | | | 134,400 | | | | | | 18,434,304 | | |
U.S. Bancorp
|
| | | | 447,000 | | | | | | 21,540,930 | | |
Wells Fargo & Company
|
| | | | 55,300 | | | | | | 2,672,096 | | |
| | | | | 226,769,973 | | | ||||||
Health Care — 14.9%
|
| ||||||||||||
Abbott Laboratories
|
| | | | 376,100 | | | | | | 30,065,434 | | |
Alexion Pharmaceuticals, Inc. (b)
|
| | | | 146,700 | | | | | | 19,830,906 | | |
Amgen Inc.
|
| | | | 75,700 | | | | | | 14,381,486 | | |
Centene Corporation (b)
|
| | | | 131,800 | | | | | | 6,998,580 | | |
Edwards Lifesciences Corporation (b)
|
| | | | 122,900 | | | | | | 23,514,457 | | |
Johnson & Johnson
|
| | | | 137,800 | | | | | | 19,263,062 | | |
Medtronic plc
|
| | | | 222,700 | | | | | | 20,283,516 | | |
Merck & Co., Inc.
|
| | | | 441,300 | | | | | | 36,702,921 | | |
Pfizer Inc.
|
| | | | 211,940 | | | | | | 9,001,092 | | |
Thermo Fisher Scientific Inc.
|
| | | | 130,400 | | | | | | 35,693,088 | | |
UnitedHealth Group Incorporated
|
| | | | 145,500 | | | | | | 35,976,330 | | |
Zoetis Inc. Class A
|
| | | | 148,500 | | | | | | 14,949,495 | | |
| | | | | 266,660,367 | | | ||||||
Industrials — 9.5%
|
| ||||||||||||
Boeing Company
|
| | | | 71,800 | | | | | | 27,385,956 | | |
Cintas Corporation
|
| | | | 48,400 | | | | | | 9,782,124 | | |
Delta Air Lines, Inc.
|
| | | | 216,200 | | | | | | 11,166,730 | | |
General Electric Company
|
| | | | 246,500 | | | | | | 2,462,535 | | |
HD Supply Holdings, Inc. (b)
|
| | | | 204,800 | | | | | | 8,878,080 | | |
Honeywell International Inc.
|
| | | | 203,000 | | | | | | 32,260,760 | | |
Parker-Hannifin Corporation
|
| | | | 101,300 | | | | | | 17,385,106 | | |
Republic Services, Inc.
|
| | | | 112,400 | | | | | | 9,034,712 | | |
Southwest Airlines Co.
|
| | | | 139,000 | | | | | | 7,215,490 | | |
Union Pacific Corporation
|
| | | | 175,700 | | | | | | 29,377,040 | | |
United Technologies Corporation
|
| | | | 115,200 | | | | | | 14,848,128 | | |
| | | | | 169,796,661 | | |
| | |
Shares
|
| |
Value (a)
|
| ||||||
Information Technology — 23.1%
|
| ||||||||||||
Accenture plc Class A
|
| | | | 147,000 | | | | | $ | 25,874,940 | | |
Adobe Systems Incorporated (b)
|
| | | | 110,100 | | | | | | 29,340,549 | | |
Apple Inc.
|
| | | | 292,300 | | | | | | 55,522,385 | | |
Broadcom Inc.
|
| | | | 61,600 | | | | | | 18,523,736 | | |
Broadridge Financial Solutions, Inc.
|
| | | | 67,300 | | | | | | 6,978,337 | | |
Cisco Systems, Inc.
|
| | | | 607,200 | | | | | | 32,782,728 | | |
Lam Research Corporation
|
| | | | 49,800 | | | | | | 8,914,698 | | |
Mastercard Incorporated Class A
|
| | | | 139,100 | | | | | | 32,751,095 | | |
Microsoft Corporation
|
| | | | 789,900 | | | | | | 93,160,806 | | |
Oracle Corporation
|
| | | | 122,200 | | | | | | 6,563,362 | | |
Palo Alto Networks, Inc. (b)
|
| | | | 71,400 | | | | | | 17,341,632 | | |
salesforce.com, inc. (b)
|
| | | | 139,800 | | | | | | 22,140,126 | | |
Texas Instruments Incorporated
|
| | | | 156,100 | | | | | | 16,557,527 | | |
Visa Inc. Class A
|
| | | | 301,400 | | | | | | 47,075,666 | | |
| | | | | 413,527,587 | | | ||||||
Materials — 2.1%
|
| ||||||||||||
Air Products and Chemicals, Inc.
|
| | | | 58,100 | | | | | | 11,094,776 | | |
Ball Corporation
|
| | | | 103,000 | | | | | | 5,959,580 | | |
DowDuPont Inc.
|
| | | | 172,200 | | | | | | 9,179,982 | | |
Sherwin-Williams Company
|
| | | | 24,900 | | | | | | 10,724,679 | | |
| | | | | 36,959,017 | | | ||||||
Real Estate — 2.8%
|
| ||||||||||||
American Tower Corporation
|
| | | | 85,900 | | | | | | 16,927,454 | | |
AvalonBay Communities, Inc.
|
| | | | 53,600 | | | | | | 10,759,128 | | |
Prologis, Inc.
|
| | | | 218,000 | | | | | | 15,685,100 | | |
Simon Property Group, Inc.
|
| | | | 41,700 | | | | | | 7,598,157 | | |
| | | | | 50,969,839 | | | ||||||
S&P 500 Index — 0.2%
|
| ||||||||||||
SPDR S&P 500 ETF Trust
|
| | | | 15,700 | | | | | | 4,434,936 | | |
| | | | | | | |||||||
Utilities — 3.2%
|
| ||||||||||||
Exelon Corporation
|
| | | | 299,300 | | | | | | 15,003,909 | | |
NextEra Energy, Inc.
|
| | | | 99,000 | | | | | | 19,138,680 | | |
Public Service Enterprise Group Incorporated
|
| | | | 173,900 | | | | | | 10,331,399 | | |
WEC Energy Group Inc.
|
| | | | 166,200 | | | | | | 13,143,096 | | |
| | | | | 57,617,084 | | | ||||||
Total Common Stocks | | ||||||||||||
(Cost $1,198,655,064)
|
| | | | | | | | | | 1,785,053,451 | | |
|
| | |
Shares
|
| |
Value (a)
|
| ||||||
Other Investments — 0.0% | | ||||||||||||
Financials — 0.0%
|
| ||||||||||||
Adams Funds Advisers (b)(d)
|
| | | | | | | | | | | | |
(Cost $150,000)
|
| | | | | | | | | $ | 471,000 | | |
Short-Term Investments — 0.4% | | ||||||||||||
Money Market Funds — 0.4%
|
| ||||||||||||
Fidelity Investments Money Market Funds - Prime Money Market Portfolio (Institutional Class), 2.50% (e)
|
| | | | 5,407,980 | | | | | | 5,410,143 | | |
Northern Institutional Treasury Portfolio, 2.32% (e)
|
| | | | 1,020,773 | | | | | | 1,020,773 | | |
Total Short-Term Investments | | ||||||||||||
(Cost $6,429,926)
|
| | | | | | | | | | 6,430,916 | | |
Total — 99.9% | | ||||||||||||
(Cost $1,205,234,990)
|
| | | | | | | | | | 1,791,955,367 | | |
Other Assets Less Liabilities — 0.1% | | | | | | | | | | | 2,080,306 | | |
Net Assets — 100.0%
|
| | | | | | | | | $ | 1,794,035,673 | | |
|
Description
|
| | | | | | | | |
Value and
Unrealized Appreciation (Assets) |
| |
Value and
Unrealized Depreciation (Liabilities) |
| ||||||||||||||
Terms
|
| |
Contract
Type |
| |
Underlying
Security |
| |
Termination
Date |
| |
Notional
Amount |
| |||||||||||||||
Receive total return on underlying
security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | Robert Half International Inc. (141,500 shares) |
| |
2/12/2020
|
| | | $ | 8,264,364 | | | | | $ | 944,767 | | | | | $ | — | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%.
|
| |
Short
|
| | Industrial Select Sector SPDR Fund (121,600 shares) |
| |
2/12/2020
|
| | | | (8,161,196) | | | | | | — | | | | | | (978,637) | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Receive total return on underlying
security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | Apple Inc. (53,600 shares) |
| |
3/3/2020
|
| | | | 8,350,339 | | | | | | 1,827,675 | | | | | | — | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%.
|
| |
Short
|
| | Technology Select Sector SPDR Fund (128,400 shares) |
| |
3/3/2020
|
| | | | (8,328,396) | | | | | | — | | | | | | (1,175,181) | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Receive total return on underlying
security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | Anadarko Petroleum Corporation (199,700 shares) |
| |
4/16/2020
|
| | | | 8,856,036 | | | | | | 215,416 | | | | | | — | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%.
|
| |
Short
|
| | Energy Select Sector SPDR Fund (133,900 shares) | | |
4/16/2020
|
| | | | (8,844,590) | | | | | | — | | | | | | (70,445) | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Receive total return on underlying security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | WestRock Company (242,800 shares) |
| |
4/24/2020
|
| | | | 8,989,791 | | | | | | 316,417 | | | | | | — | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%. |
| |
Short
|
| | Materials Select Sector SPDR Fund (164,100 shares) |
| |
4/24/2020
|
| | | | (8,941,645) | | | | | | — | | | | | | (162,492) | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Receive total return on underlying security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | Fidelity National Information Services, Inc. (80,800 shares) |
| |
4/29/2020
|
| | | | 8,863,429 | | | | | | 274,316 | | | | | | — | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%. |
| |
Short
|
| | Technology Select Sector SPDR Fund (121,400 shares) |
| |
4/29/2020
|
| | | | (8,844,378) | | | | | | — | | | | | | (138,736) | | |
Description
|
| | | | | | | | |
Value and
Unrealized Appreciation (Assets) |
| |
Value and
Unrealized Depreciation (Liabilities) |
| ||||||||||||||
Terms
|
| |
Contract
Type |
| |
Underlying
Security |
| |
Termination
Date |
| |
Notional
Amount |
| |||||||||||||||
Receive total return on underlying security and pay financing amount based on notional amount and daily U.S. Federal Funds rate plus 0.55%. |
| |
Long
|
| | NRG Energy, Inc. (207,900 shares) | | |
4/30/2020
|
| | | $ | 8,903,255 | | | | | $ | — | | | | | $ | (72,411) | | |
Pay total return on underlying security and receive financing amount based on notional amount and daily U.S. Federal Funds rate less 0.45%. |
| |
Short
|
| | Utilities Select Sector SPDR Fund (153,300 shares) | | |
4/30/2020
|
| | | | (8,865,738) | | | | | | — | | | | | | (51,233) | | |
Gross unrealized gain (loss) on open total return swap agreements | | | | $ | 3,578,591 | | | | | $ | (2,649,135) | | | |||||||||||||||
Net unrealized gain on open total return swap agreements (f) | | | | $ | 929,456 | | | | | | | | | |||||||||||||||
|
| Enrique R. Arzac (2), (3) | | | Roger W. Gale (1), (2), (4) | | |
Craig R. Smith (3), (4)
|
|
|
Kenneth J. Dale (1), (3), (4)
|
| |
Lauriann C. Kloppenburg (2), (3)
|
| |
Mark E. Stoeckle (1)
|
|
|
Frederic A. Escherich (1), (2), (4)
|
| | Kathleen T. McGahran (1), (5) | | | | |
| Mark E. Stoeckle | | |
Chief Executive Officer and President
|
|
| James P. Haynie, CFA | | |
Executive Vice President
|
|
| D. Cotton Swindell, CFA | | |
Executive Vice President
|
|
| Brian S. Hook, CFA, CPA | | |
Vice President, Chief Financial Officer and Treasurer
|
|
| Janis F. Kerns | | |
General Counsel, Secretary and Chief Compliance Officer
|
|
| Xuying Chang, CFA | | |
Vice President—Research
|
|
| Steven R. Crain, CFA | | |
Vice President—Research
|
|
| Michael E. Rega, CFA | | |
Vice President—Research
|
|
| David R. Schiminger, CFA | | |
Vice President—Research
|
|
| Jeffrey R. Schollaert, CFA | | |
Vice President—Research
|
|
|
Christine M. Sloan, CPA
|
| | Assistant Treasurer and Director of Human Resources | |