Ion Asset Management Ltd.
CIK 1603837 · View on SEC EDGAR ↗
- Portfolio value
- $814.0M
- Positions
- 63
- As of
- Sept. 30, 2025 Data as of Q3 2025
#2,796 of 9,443 by 13F value · top 29.6%
Portfolio value QoQ: -39.3% 13F does not disclose cash
- Top 10 holdings weight
- 63.33%
- Top 25 holdings weight
- 92.16%
- Positions above 1%
- 24
- Effective number of positions
- 18.0
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q3 2025: 16.32% Est. buys $175,879,822 · sells $899,716,426
Median holding: 2.0 quarters Tracked Q4 2024–Q3 2025 · 64.9% still held
- New positions
- 13
- Increased
- 13
- Decreased
- 17
- Closed
- 12
Put-notional exposure: 11.3% puts 13F reports option positions at underlying notional value — may include hedges, not necessarily bearish bets
On this page
- Performance vs S&P How this manager's 13F portfolio performed against the S&P 500.
- Sector breakdown How the portfolio splits across market sectors.
- Portfolio Every stock this institution reports holding, from its latest 13F.
- High-conviction bets The holdings this manager is most concentrated in.
- Biggest new bets Brand-new positions opened in the latest quarter.
- Top moves The biggest position increases and decreases this quarter.
- Exited positions Positions the manager fully sold out of last quarter.
Performance vs S&P 500
Annualized: +11.3% · S&P 500: +18.3%
Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.
Priceable coverage: 96.6% · Options excluded: 8.1%
Sector breakdown
Healthcare
21.1%
Industrials
13.7%
Energy
12.0%
Technology
9.0%
Materials
5.9%
Consumer Discretionary
4.2%
Communications
4.0%
Consumer Staples
3.8%
Financial Services
2.5%
Real Estate
1.9%
Other/Unmapped
21.9%
Full portfolio 63 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| TEVA Teva Pharmaceutical Industries Limited American Depositary Shares | $111,302,000 | 13.67% | 5,510,000 | $-436,524,947 | Down ×2 | ||
| QQQ Invesco QQQ Trust, Series 1 | $72,044,400 | 8.85% | 120,000 | Put option | $38,946,000 | Up ×1 | |
| DK Delek US Holdings, Inc. Common Stock | $59,538,150 | 7.31% | 1,845,000 | $21,363,593 | Up ×1 | ||
| GDX GDX | $55,370,518 | 6.80% | 724,745 | $4,405,340 | Down ×1 | ||
| SLV | $40,343,655 | 4.96% | 952,175 | $3,616,141 | Down ×1 | ||
| PRGO Perrigo Company plc Ordinary Shares | $39,195,200 | 4.82% | 1,760,000 | $-19,265,488 | Down ×1 | ||
| AER AerCap Holdings N.V. Ordinary Shares | $36,300,000 | 4.46% | 300,000 | $-38,994,414 | Down ×3 | ||
| DAC Danaos Corporation Common Stock | $35,416,124 | 4.35% | 394,345 | $12,867,382 | Up ×2 | ||
| DD DuPont de Nemours, Inc. Common Stock | $35,132,900 | 4.32% | 451,000 | Up ×1 | |||
| CIEN Ciena Corporation Common Stock | $30,870,969 | 3.79% | 211,924 | $-36,972,240 | Down ×2 | ||
| PHIN PHINIA Inc. Common Stock | $30,663,798 | 3.77% | 533,469 | $2,839,218 | Down ×2 | ||
| LW Lamb Weston Holdings, Inc. Common Stock | $30,486,482 | 3.75% | 524,905 | $-27,296,921 | Down ×1 | ||
| NXE Nexgen Energy Ltd. Common Shares | $21,015,495 | 2.58% | 2,348,100 | $20,550,515 | Up ×1 | ||
| NMM Navios Maritime Partners LP Common Units Representing Limited Partner Interests | $20,993,300 | 2.58% | 466,000 | $7,982,961 | Up ×2 | ||
| CRWV CoreWeave, Inc. - Class A Common Stock | $20,103,265 | 2.47% | 146,900 | Put option | Up ×1 | ||
| CSGP CoStar Group, Inc. - Common Stock | $15,186,600 | 1.87% | 180,000 | $714,600 | |||
| ILMN Illumina, Inc. - Common Stock | $14,245,500 | 1.75% | 150,000 | $-66,000 | |||
| RIG Transocean Ltd (Switzerland) Common Stock | $13,096,758 | 1.61% | 4,197,679 | $2,995,758 | Up ×1 | ||
| OKTA Okta, Inc. - Class A Common Stock | $11,921,000 | 1.46% | 130,000 | $-75,400 | Up ×1 | ||
| MNDY monday.com Ltd. - Ordinary Shares | $10,652,950 | 1.31% | 55,000 | $-1,926,250 | Up ×2 | ||
| CHKP Check Point Software Technologies Ltd. - Ordinary Shares | $10,345,500 | 1.27% | 50,000 | Up ×1 | |||
| DT Dynatrace, Inc. Common Stock | $9,690,000 | 1.19% | 200,000 | $-6,873,000 | Down ×1 | ||
| XYZ Block, Inc. Class A Common Stock, | $9,395,100 | 1.15% | 130,000 | $-2,832,300 | Down ×1 | ||
| ITRI Itron, Inc. - Common Stock | $8,968,320 | 1.10% | 72,000 | $-509,040 | |||
| ETOR eToro Group Ltd. - Class A Common Shares | $7,841,300 | 0.96% | 190,000 | $-4,810,800 | |||
| FOLD Amicus Therapeutics, Inc. - Common Stock | $6,874,599 | 0.84% | 872,411 | Up ×1 | |||
| VRNS Varonis Systems, Inc. - Common Stock | $5,172,300 | 0.64% | 90,000 | Up ×1 | |||
| VIA Via Transportation, Inc. Class A Common Stock | $4,808,000 | 0.59% | 100,000 | Up ×1 | |||
| CRS Carpenter Technology Corporation Common Stock | $4,026,856 | 0.49% | 16,400 | Up ×1 | |||
| UAN CVR Partners, LP Common Units representing Limited Partner Interests | $3,640,217 | 0.45% | 40,393 | $-4,053,327 | Down ×1 | ||
| MBLY Mobileye Global Inc. - Class A Common Stock | $3,388,800 | 0.42% | 240,000 | Up ×1 | |||
| IBIT iShares Bitcoin Trust ETF | $2,600,000 | 0.32% | 40,000 | $151,600 | |||
| GLD | $2,385,204 | 0.29% | 6,710 | $339,795 | |||
| SIL SIL | $2,206,204 | 0.27% | 30,800 | $723,492 | |||
| KLAR Klarna Group plc Ordinary Shares | $1,832,500 | 0.23% | 50,000 | Up ×1 | |||
| GDXJ | $1,832,055 | 0.23% | 18,500 | $581,640 | |||
| AEM Agnico Eagle Mines Limited Common Stock | $1,774,937 | 0.22% | 10,530 | $458,382 | Down ×1 | ||
| WPM Wheaton Precious Metals Corp Common Shares (Canada) | $1,531,649 | 0.19% | 13,695 | $301,838 | |||
| IBKR Interactive Brokers Group, Inc. - Class A Common Stock | $1,376,200 | 0.17% | 20,000 | $268,000 | |||
| PARR Par Pacific Holdings, Inc. Common Stock | $1,305,581 | 0.16% | 36,860 | $467,233 | Up ×1 | ||
| CMI Cummins Inc. Common Stock | $1,303,011 | 0.16% | 3,085 | $292,673 | |||
| LITE Lumentum Holdings Inc. - Common Stock | $1,301,680 | 0.16% | 8,000 | $428,459 | Down ×1 | ||
| CVI CVR Energy Inc. Common Stock | $1,217,885 | 0.15% | 33,385 | $474,140 | Up ×1 | ||
| KTOS Kratos Defense & Security Solutions, Inc. - Common Stock | $1,122,480 | 0.14% | 12,285 | $298,457 | Down ×1 | ||
| KSA | $1,067,254 | 0.13% | 26,300 | Up ×1 | |||
| MOS Mosaic Company (The) Common Stock | $941,562 | 0.12% | 27,150 | $-48,870 | |||
| TTMI TTM Technologies, Inc. - Common Stock | $921,600 | 0.11% | 16,000 | $-6,147,567 | Down ×2 | ||
| VALE VALE S.A. American Depositary Shares Each Representing one common share | $888,348 | 0.11% | 81,800 | Up ×1 | |||
| MP MP Materials Corp. Common Stock | $870,904 | 0.11% | 12,985 | $-174,772 | Down ×1 | ||
| FCX Freeport-McMoRan, Inc. Common Stock | $844,014 | 0.10% | 21,520 | $-88,878 | |||
| TSM Taiwan Semiconductor Manufacturing Company Ltd. | $837,870 | 0.10% | 3,000 | Up ×1 | |||
| NTR Nutrien Ltd. Common Shares | $830,747 | 0.10% | 14,150 | $6,651 | |||
| RGLD Royal Gold, Inc. - Common Stock | $822,378 | 0.10% | 4,100 | $93,234 | |||
| VAL Valaris Limited Common Shares | $763,251 | 0.09% | 15,650 | $104,229 | |||
| SCCO Southern Copper Corporation Common Stock | $736,170 | 0.09% | 6,066 | $128,543 | Up ×3 | ||
| ADM Archer-Daniels-Midland Company Common Stock | $727,932 | 0.09% | 12,185 | Up ×1 | |||
| RTX RTX Corporation Common Stock | $694,420 | 0.09% | 4,150 | $88,437 | |||
| GNK Genco Shipping & Trading Limited Ordinary Shares New (Marshall Islands) | $649,077 | 0.08% | 36,465 | $172,479 | |||
| GLNG Golar LNG Limited - Common Shares | $646,560 | 0.08% | 16,000 | $201,502 | Up ×1 | ||
| NSC Norfolk Southern Corporation Common Stock | $564,771 | 0.07% | 1,880 | $83,547 | |||
| SBLK Star Bulk Carriers Corp. - Common Shares | $562,719 | 0.07% | 30,270 | $40,561 | |||
| BEKE KE Holdings Inc American Depositary Shares (each representing three Class A Ordinary Shares) | $539,600 | 0.07% | 28,400 | $153,755 | Up ×1 | ||
| EOG EOG Resources, Inc. Common Stock | $224,240 | 0.03% | 2,000 | $-433,615 | Down ×1 | ||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
| Security | Value | % of portfolio | Streak |
|---|---|---|---|
| SCCO | $736,170 | 0.09% | up ×3 |
Biggest new bets
New positions opened this quarter, largest first.
| Security | Value | Shares | % of portfolio |
|---|---|---|---|
| DD | $35,132,900 | 451,000 | 4.32% |
| CRWV | $20,103,265 | 146,900 | 2.47% |
| CHKP | $10,345,500 | 50,000 | 1.27% |
| FOLD | $6,874,599 | 872,411 | 0.84% |
| VRNS | $5,172,300 | 90,000 | 0.64% |
| VIA | $4,808,000 | 100,000 | 0.59% |
| CRS | $4,026,856 | 16,400 | 0.49% |
| MBLY | $3,388,800 | 240,000 | 0.42% |
| KLAR | $1,832,500 | 50,000 | 0.23% |
| KSA | $1,067,254 | 26,300 | 0.13% |
| VALE | $888,348 | 81,800 | 0.11% |
| TSM | $837,870 | 3,000 | 0.10% |
| ADM | $727,932 | 12,185 | 0.09% |
Top movers (QoQ)
| Security | Action | Shares Δ | Value Δ |
|---|---|---|---|
| TEVA | Trimmed | -27.2M | -$436.5M |
| AER | Trimmed | -344K | -$39.0M |
| QQQ | Bought more | +60K | +$38.9M |
| CIEN | Trimmed | -622K | -$37.0M |
| LW | Trimmed | -590K | -$27.3M |
| DK | Bought more | +43K | +$21.4M |
| PRGO | Trimmed | -428K | -$19.3M |
| DAC | Bought more | +133K | +$12.9M |
| NMM | Bought more | +121K | +$8.0M |
| DT | Trimmed | -100K | -$6.9M |
1 position hidden (data completeness check)
Exited positions
Includes corporate events (mergers, delistings) — not all exits are sells
Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.
| Security | Quarter | Shares before | Value before | Price since exit |
|---|---|---|---|---|
| TLT | Sept. 30, 2025 | 600,000 | $52,950,000 | |
| IMAX | Sept. 30, 2025 | 777,800 | $21,747,288 | 59.5% |
| HYG | Sept. 30, 2025 | 200,000 | $16,130,000 | No longer tracked |
| ZIM | Sept. 30, 2025 | 947,300 | $15,242,057 | 102.3% |
| WIX | March 31, 2025 | 40,000 | $8,582,000 | -50.8% |
| EWZ | June 30, 2025 | 250,000 | $6,462,500 | No longer tracked |
| TTD | Sept. 30, 2025 | 80,000 | $5,759,200 | -73.0% |
| NWSA | March 31, 2025 | 200,000 | $5,508,000 | 10.3% |
| PI | June 30, 2025 | 50,000 | $4,535,000 | 45.0% |
| SEDG | June 30, 2025 | 200,000 | $3,236,000 | 54.7% |
| MTSI | Sept. 30, 2025 | 20,000 | $2,865,800 | 116.8% |
| ASHR | June 30, 2025 | 106,800 | $2,837,676 | No longer tracked |
| XLE | June 30, 2025 | 30,000 | $2,803,500 | No longer tracked |
| TENB | March 31, 2025 | 53,164 | $2,093,598 | -7.0% |
| QRVO | June 30, 2025 | 21,750 | $1,574,918 | 13.5% |
| MQ | March 31, 2025 | 400,000 | $1,516,000 | 286.7% |
| PANW | Sept. 30, 2025 | 5,700 | $1,166,448 | 69.0% |
| KMI | Sept. 30, 2025 | 28,700 | $843,780 | 11.5% |
| VOYG | Sept. 30, 2025 | 20,000 | $785,000 | 32.0% |
| LHX | March 31, 2025 | 3,345 | $703,387 | 29.2% |
| MPC | June 30, 2025 | 4,790 | $697,855 | 118.4% |
| XOM | Sept. 30, 2025 | 6,150 | $662,970 | 47.6% |
| MRVL | June 30, 2025 | 8,500 | $523,345 | 218.2% |
| PAA | Sept. 30, 2025 | 24,200 | $443,344 | 46.0% |
| SHW | March 31, 2025 | 1,260 | $428,312 | -0.3% |
| GOLD | March 31, 2025 | 26,880 | $416,640 | 84.0% |
| PR | June 30, 2025 | 27,270 | $377,690 | 74.8% |
| COST | Sept. 30, 2025 | 295 | $292,032 | 1.9% |
| NEM | March 31, 2025 | 6,000 | $223,320 | 171.1% |
| RIO | March 31, 2025 | 3,500 | $205,835 | 74.3% |
| CTVWS | March 31, 2025 | 30,000 | $3,297 | No longer tracked |