Penn Series Funds, Inc.
Schedule of Investments — September 30, 2023 (Unaudited)
Mid Cap Growth Fund
Number of Shares | Value† | |
COMMON STOCKS — 99.9% | ||
Advertising — 2.4% | ||
The Trade Desk, Inc., Class A* | 41,577 | $3,249,242 |
Aerospace & Defense — 3.4% | ||
HEICO Corp., Class A | 21,763 | 2,812,215 |
Howmet Aerospace, Inc. | 36,432 | 1,684,980 |
4,497,195 | ||
Apparel — 2.4% | ||
Levi Strauss & Co., Class A | 98,032 | 1,331,274 |
On Holding AG, Class A* | 69,339 | 1,929,011 |
3,260,285 | ||
Auto Parts & Equipment — 3.0% | ||
BorgWarner, Inc. | 78,030 | 3,150,071 |
Fox Factory Holding Corp.* | 8,491 | 841,288 |
3,991,359 | ||
Beverages — 1.6% | ||
Brown-Forman Corp., Class B | 35,913 | 2,071,821 |
Biotechnology — 2.0% | ||
Genmab A/S, ADR* | 48,187 | 1,699,555 |
Ionis Pharmaceuticals, Inc.* | 21,135 | 958,684 |
2,658,239 | ||
Building Materials — 2.9% | ||
Martin Marietta Materials, Inc. | 4,515 | 1,853,317 |
Trex Co., Inc.* | 32,609 | 2,009,693 |
3,863,010 | ||
Commercial Services — 8.5% | ||
CoStar Group, Inc.* | 78,154 | 6,009,261 |
MarketAxess Holdings, Inc. | 14,895 | 3,182,168 |
Rollins, Inc. | 17,596 | 656,859 |
WillScot Mobile Mini Holdings Corp.* | 36,595 | 1,521,986 |
11,370,274 | ||
Computers — 2.0% | ||
Crowdstrike Holdings, Inc., Class A* | 15,588 | 2,609,119 |
Distribution & Wholesale — 5.5% | ||
Copart, Inc.* | 50,180 | 2,162,256 |
Fastenal Co. | 40,215 | 2,197,348 |
Pool Corp. | 8,326 | 2,964,888 |
7,324,492 | ||
Electrical Components & Equipment — 5.9% | ||
Generac Holdings, Inc.* | 18,081 | 1,970,106 |
Littelfuse, Inc. | 6,507 | 1,609,311 |
Novanta, Inc.* | 12,127 | 1,739,497 |
Universal Display Corp. | 16,115 | 2,529,894 |
7,848,808 | ||
Electronics — 6.1% | ||
Agilent Technologies, Inc. | 16,193 | 1,810,701 |
Coherent Corp.* | 44,777 | 1,461,521 |
Keysight Technologies, Inc.* | 13,531 | 1,790,287 |
Mettler-Toledo International, Inc.* | 837 | 927,455 |
Number of Shares | Value† | |
Electronics — (continued) | ||
Trimble, Inc.* | 40,451 | $2,178,691 |
8,168,655 | ||
Entertainment — 1.8% | ||
Vail Resorts, Inc. | 10,628 | 2,358,247 |
Hand & Machine Tools — 1.4% | ||
Lincoln Electric Holdings, Inc. | 9,954 | 1,809,538 |
Healthcare Products — 15.0% | ||
Bio-Techne Corp. | 34,404 | 2,341,880 |
Edwards Lifesciences Corp.* | 27,219 | 1,885,732 |
Envista Holdings Corp.* | 67,486 | 1,881,510 |
GE HealthCare Technologies, Inc. | 9,911 | 674,344 |
IDEXX Laboratories, Inc.* | 4,830 | 2,112,014 |
Inspire Medical Systems, Inc.* | 6,341 | 1,258,308 |
Intuitive Surgical, Inc.* | 9,503 | 2,777,632 |
Repligen Corp.* | 17,277 | 2,747,216 |
The Cooper Cos., Inc. | 6,240 | 1,984,382 |
West Pharmaceutical Services, Inc. | 6,041 | 2,266,644 |
19,929,662 | ||
Insurance — 1.4% | ||
Kinsale Capital Group, Inc. | 4,609 | 1,908,725 |
Internet — 3.1% | ||
Pinterest, Inc., Class A* | 152,033 | 4,109,452 |
Machinery — Diversified — 0.9% | ||
Westinghouse Air Brake Technologies Corp. | 11,951 | 1,270,033 |
Media — 1.0% | ||
FactSet Research Systems, Inc. | 3,050 | 1,333,643 |
Miscellaneous Manufacturing — 1.5% | ||
A.O. Smith Corp. | 30,693 | 2,029,728 |
Office & Business Equipment — 1.0% | ||
Zebra Technologies Corp., Class A* | 5,481 | 1,296,421 |
Pharmaceuticals — 2.7% | ||
Dexcom, Inc.* | 39,158 | 3,653,441 |
Retail — 4.8% | ||
Floor & Decor Holdings, Inc., Class A* | 28,151 | 2,547,665 |
Foot Locker, Inc. | 48,019 | 833,130 |
Lululemon Athletica, Inc.* | 5,701 | 2,198,363 |
National Vision Holdings, Inc.* | 49,372 | 798,839 |
6,377,997 | ||
Semiconductors — 7.5% | ||
Lattice Semiconductor Corp.* | 17,496 | 1,503,431 |
Microchip Technology, Inc. | 34,595 | 2,700,140 |
Monolithic Power Systems, Inc. | 6,699 | 3,094,938 |
Teradyne, Inc. | 26,676 | 2,679,871 |
9,978,380 |
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Penn Series Funds, Inc.
Schedule of Investments — September 30, 2023 (Unaudited)
Mid Cap Growth Fund
Number of Shares | Value† | |
COMMON STOCKS — (continued) | ||
Software — 11.6% | ||
DocuSign, Inc.* | 11,288 | $474,096 |
DoubleVerify Holdings, Inc.* | 46,124 | 1,289,166 |
EngageSmart, Inc.* | 36,969 | 665,072 |
HubSpot, Inc.* | 3,670 | 1,807,475 |
Paycom Software, Inc. | 9,559 | 2,478,362 |
Tyler Technologies, Inc.* | 7,260 | 2,803,376 |
Veeva Systems, Inc., Class A* | 10,988 | 2,235,509 |
Workday, Inc., Class A* | 8,171 | 1,755,539 |
Workiva, Inc.* | 19,581 | 1,984,339 |
15,492,934 | ||
Telecommunications — 0.5% | ||
Arista Networks, Inc.* | 3,632 | 668,034 |
TOTAL COMMON STOCKS (Cost $116,953,957) | 133,128,734 |
SHORT-TERM INVESTMENTS — 0.4% | ||
BlackRock Liquidity FedFund - Institutional Shares (seven-day effective yield 5.236%) (Cost $562,400) | 562,400 | 562,400 |
TOTAL INVESTMENTS — 100.3% (Cost $117,516,357) | $133,691,134 | |
Other Assets & Liabilities — (0.3)% | (435,424) | |
TOTAL NET ASSETS — 100.0% | $133,255,710 |
† | See Security Valuation Note in the most recent semi-annual or annual report. |
* | Non-income producing security. |
A/S— Aktieselskab. |
ADR— American Depositary Receipt. |
AG— Aktiengesellschaft. |
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