ALPINE ASSOCIATES MANAGEMENT INC. — 13F Holdings & Portfolio

CIK 1396835 · latest 13F-HR filed 2026-04-21

ALPINE ASSOCIATES MANAGEMENT INC. manages $1.70B in 13F-reported U.S. long-equity assets across 70 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NSC (7.86%), AL (5.29%), GTLS (5.23%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 40 new positions, exited 36, added to 20, and trimmed 5.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM

$1.70B

Long-equity book

Holdings

70

Distinct positions

Period

2026-03-31

Filed 2026-04-21

Q/Q Activity

+40 / −36 / ↑20 / ↓5

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • CSG SYS INTL INC$28.5M +783.3%
  • QORVO INC$27.0M +76.9%
  • WARNER BROS DISCOVERY INC$26.5M +161.5%
  • CLEARWATER ANALYTICS HLDGS I$20.6M +222.3%
  • JANUS HENDERSON GROUP PLC$18.0M +145.2%
Show all 20

Top Trims

  • AMERICAN WOODMARK CORP-$3.2M -26.4%
  • SHUTTERSTOCK INC-$3.1M -14.2%
  • GEN DIGITAL INC-$1.3M -89.1%
  • AXALTA COATING SYS LTD-$223.3K -14.6%
  • GETTY IMAGES HOLDINGS INC-$51.9K -41.0%
Show all 5

New Positions

  • UNIFIRST CORP MASS$54.6M
  • VALARIS LTD$46.3M
  • SILICON LABORATORIES INC$46.3M
  • ARCELLX INC$43.4M
  • PENUMBRA INC$43.3M
Show all 40

Exited Positions

  • CYBERARK SOFTWARE LTD$84.9M
  • EXACT SCIENCES CORP$81.8M
  • NEW GOLD INC CDA$81.6M
  • FRONTIER COMMUNICATIONS PARE$72.8M
  • BOEING CO$64.0M
Show all 36
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 NORFOLK SOUTHN CORP NSC 655844108 $133.3M 7.86% 464,455 SH
2 AIR LEASE CORP AL 00912X302 $89.8M 5.29% 1,382,306 SH
3 CHART INDS INC GTLS 16115Q308 $88.6M 5.23% 428,754 SH
4 ELECTRONIC ARTS INC EA 285512109 $65.4M 3.86% 320,764 SH
5 QORVO INC QRVO 74736K101 $62.0M 3.66% 801,559 SH
6 UNIFIRST CORP MASS UNF 904708104 $54.6M 3.22% 217,050 SH
7 KENVUE INC KVUE 49177J102 $51.2M 3.02% 2,968,520 SH
8 VALARIS LTD VAL G9460G101 $46.3M 2.73% 472,500 SH
9 SILICON LABORATORIES INC SLAB 826919102 $46.3M 2.73% 222,450 SH
10 ARCELLX INC ACLX 03940C100 $43.4M 2.56% 378,000 SH
11 PENUMBRA INC PEN 70975L107 $43.3M 2.55% 131,950 SH
12 WARNER BROS DISCOVERY INC WBD 934423104 $43.0M 2.53% 1,564,650 SH
13 APELLIS PHARMACEUTICALS INC APLS 03753U106 $34.8M 2.05% 864,000 SH
14 CENTESSA PHARMACEUTICALS PLC CNTA 152309100 $34.4M 2.03% 865,500 SH
15 SKYWATER TECHNOLOGY INC SKYT 83089J108 $33.7M 1.98% 1,228,100 SH
16 MASIMO CORP MASI 574795100 $33.6M 1.98% 189,000 SH
17 HOLOGIC INC HOLX 436440101 $32.7M 1.93% 432,210 SH
18 CSG SYS INTL INC CSGS 126349109 $32.2M 1.90% 402,515 SH
19 ZIM INTEGRATED SHIPPING SERV ZIM M9T951109 $31.1M 1.84% 1,181,300 SH
20 JANUS HENDERSON GROUP PLC JHG G4474Y214 $30.3M 1.79% 590,576 SH
21 TXNM ENERGY INC TXNM 69349H107 $29.9M 1.76% 512,106 SH
22 CLEARWATER ANALYTICS HLDGS I CWAN 185123106 $29.9M 1.76% 1,265,435 SH
23 WEBSTER FINL CORP WBS 947890109 $28.9M 1.70% 416,500 SH
24 BRIGHTHOUSE FINL INC BHF 10922N103 $27.2M 1.60% 453,947 SH
25 AES CORP AES 00130H105 $26.6M 1.57% 1,890,163 SH
26 SEALED AIR CORP NEW SEE 81211K100 $26.3M 1.55% 624,900 SH
27 ALLIED GOLD CORP AAUC 01921D204 $25.9M 1.53% 837,300 SH
28 THERMON GROUP HLDGS INC THR 88362T103 $24.5M 1.44% 485,882 SH
29 LIBERTY BROADBAND CORP LBRDK 530307305 $23.7M 1.40% 472,162 SH
30 PROASSURANCE CORP PRA 74267C106 $23.4M 1.38% 945,590 SH
31 AMICUS THERAPEUTIC FOLD 03152W109 $23.1M 1.36% 1,596,190 SH
32 CANTALOUPE INC CTLP 138103106 $22.5M 1.32% 2,078,079 SH
33 DIGITALBRIDGE GROUP INC DBRG 25401T603 $22.4M 1.32% 1,452,335 SH
34 ONESTREAM INC OS 68278B107 $22.1M 1.30% 920,692 SH
35 NCR ATLEOS CORPORATION NATL 63001N106 $20.7M 1.22% 474,800 SH
36 DAY ONE BIOPHARMACEUTICALS I DAWN 23954D109 $19.8M 1.17% 925,000 SH
37 SUNOPTA INC STKL 8676EP108 $19.2M 1.13% 2,969,800 SH
38 SELECT MED HLDGS CORP SEM 81619Q105 $19.2M 1.13% 1,176,700 SH
39 SHUTTERSTOCK INC SSTK 825690100 $18.9M 1.12% 1,139,955 SH
40 SEMRUSH HLDGS INC SEMR 81686C104 $18.9M 1.12% 1,584,094 SH
41 SUN CTRY AIRLS HLDGS INC SNCY 866683105 $18.7M 1.10% 1,132,850 SH
42 NATIONAL STORAGE AFFILIATES NSA 637870106 $18.0M 1.06% 475,900 SH
43 VERIS RESIDENTIAL INC VRE 554489104 $14.1M 0.83% 748,452 SH
44 SILICON MOTION TECHNOLOGY CO SIMO 82706C108 $13.1M 0.77% 116,878 SH
45 SUNOCOCORP LLC SUNC 86765Q106 $11.5M 0.68% 186,676 SH
46 TALKSPACE INC TALK 87427V103 $9.6M 0.57% 1,855,000 SH
47 INTERNATIONAL MONEY EXPRESS IMXI 46005L101 $9.5M 0.56% 600,998 SH
48 AMERICAN WOODMARK CORP AMWD 030506109 $9.0M 0.53% 225,795 SH
49 COEUR MNG INC CDE 192108504 $7.6M 0.45% 407,542 SH
50 TWO HARBORS INVENTMENT CORPO TWO 90187B804 $7.6M 0.45% 664,251 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-04-21 $1.70B 70 0001396835-26-000004
2025-12-31 2026-02-05 $1.50B 67 0001396835-26-000002