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Holdings (Monthly) Guide ↗

Columbia Convertible Securities Fund

· Columbia Funds Series Trust
Monthly Holdings $1.8B AUM 25 positions Period May 2026 Filed Jul 29, 2026 EDGAR ↗ ← All Funds
All 54 New 28 Added 25 Reduced 49 Exited · May 2026 vs Feb 2026
# Name Ticker Since Shares Shares Δ Value Val Δ% % Port Cat
1 LUMENTUM HOLDINGS INC 55024UAJ8 Feb 2026 11,000,000 -8,000,000 $50.8M -30.1% 2.79% DBT
2 COLUMBIA SHORT TERM CASH FUND 19766H239 Feb 2026 38,957,837 -15,372,862 $38.9M -28.3% 2.14% STIV
3 BLOOM ENERGY CORP 093712AN7 Feb 2026 13,000,000 -22,000,000 $22.6M -45.0% 1.24% DBT
4 IONIS PHARMACEUTICALS IN 462222AG5 Feb 2026 17,000,000 -2,000,000 $17.8M -15.0% 0.98% DBT
5 SEMTECH CORP 816850AJ0 Feb 2026 10,000,000 -6,000,000 $17.5M -9.3% 0.96% DBT
6 JAZZ INVESTMENTS I LTD 472145AH4 Feb 2026 10,000,000 -2,000,000 $16.7M -2.2% 0.92% DBT
7 SYNAPTICS INC 87157DAJ8 Feb 2026 10,000,000 -1,500,000 $16.0M +21.1% 0.88% DBT
8 WISDOMTREE INC 97717PAJ3 Feb 2026 11,000,000 -1,000,000 $13.8M -3.1% 0.76% DBT
9 MKS INC 55306NAB0 Feb 2026 6,000,000 -3,000,000 $13.2M -15.6% 0.73% DBT
10 COREWEAVE INC 21873SAD0 Feb 2026 10,000,000 -8,000,000 $12.8M -30.9% 0.70% DBT
11 AST SPACEMOBILE INC 00217DAE0 Feb 2026 9,000,000 -2,000,000 $12.4M +8.2% 0.68% DBT
12 MACOM TECH SOLUTIONS 55405YAD2 Feb 2026 5,500,000 -6,000,000 $12.1M -33.4% 0.67% DBT
13 COHU INC 192576AA4 Feb 2026 5,000,000 -2,500,000 $10.4M +4.0% 0.57% DBT
14 VSE CORP 918284209 Feb 2026 210,000 -67,500 $10.3M -36.0% 0.57% EP
15 OSCAR HEALTH INC 687793AD1 Feb 2026 8,000,000 -4,000,000 $10.0M -14.8% 0.55% DBT
16 MARA HOLDINGS INC 565788AH9 Feb 2026 10,000,000 -900,000 $9.8M +2.8% 0.54% DBT
17 CYTOKINETICS INC 23282WAD2 Feb 2026 6,500,000 -3,500,000 $9.1M -26.4% 0.50% DBT
18 LIVANOVA PLC 53802LAB8 Feb 2026 7,000,000 -1,000,000 $8.9M -10.7% 0.49% DBT
19 LIGAND PHARMACEUTICALS I 53220KAG3 Feb 2026 6,500,000 -3,500,000 $8.7M -28.1% 0.48% DBT
20 SOLARIS ENERGY INFRASTRU 83419XAB4 Feb 2026 6,000,000 -2,900,000 $8.7M -17.0% 0.48% DBT
21 ALBEMARLE CORP 012653200 Feb 2026 120,000 -30,000 $8.4M -21.6% 0.46% EP
22 PLUG POWER INC 72919PAG8 Feb 2026 4,500,000 -1,450,000 $7.6M +25.7% 0.42% DBT
23 COGENT BIOSCIENCES INC 19240QAA0 Feb 2026 6,000,000 -1,500,000 $7.0M -24.4% 0.39% DBT
24 MICROCHIP TECHNOLOGY INC 595017302 Feb 2026 80,000 -120,000 $6.4M -50.3% 0.35% EP
25 BRIGHTSPRING HEALTH SERV 10950A205 Feb 2026 28,000 -22,000 $5.7M -18.0% 0.31% EP