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RMBS·RAMBUS INC
chipBorderline · AI-adjacentData as of 2026-09-08
Holder Count
26 / 102
26 of 102 tracked investors hold RMBS
Aggregate $
$1.34B
13F longs + subsequent 13G/D block filings, deduped
Share of AI Universe
0.1%
Share of aggregated AI exposure across 102 investors
Latest quarter · 2026-Q2
Trimmed
Point72
Himension
Wellington Management
Axiom Investors
Balyasny
Maverick Capital
Norges Bank
Man Group
CDPQ
Bridgewater−$5M
Point72HimensionWellington ManagementAxiom InvestorsBalyasnyMaverick CapitalNorges BankMan GroupCDPQBridgewaterExited
No Exited this quarter
—Holders
Sorted by position $ (largest first); click headers to re-sort| Investor | Position $↓ | % of AI Exposure | Latest 13F Action | Entry Quarter |
|---|---|---|---|---|
 T. Rowe Price Associates T. Rowe Price Associates, Inc. | $443M | 0.1% | HOLD2026-Q2 | Before 2020-Q1 |
Norges Bank Investment Management Norges Bank | $203M | 0.0% | TRIM2026-Q2 | Before 2020-Q1 |
 Cliff Asness / AQR Capital AQR Capital Management LLC | $152M | 0.2% | HOLD2026-Q2 | Before 2020-Q1 |
 David Shaw / D.E. Shaw D. E. Shaw & Co., Inc. | $98M | 0.2% | ADD2026-Q2 | Before 2020-Q1 |
 Ken Fisher / Fisher Investments Fisher Asset Management, LLC | $94M | 0.1% | HOLD2026-Q2 | Before 2020-Q1 |
 Izzy Englander / Millennium Millennium Management LLC | $63M | 0.3% | ADD2026-Q2 | Before 2020-Q1 |
Wellington Management Wellington Management Group LLP | $56M | 0.0% | TRIM2026-Q2 | Before 2020-Q1 |
 Ken Griffin / Citadel Citadel LLC | $53M | 0.2% | ADD2026-Q2 | Before 2020-Q1 |
 Canada Pension Plan Investment Board Canada Pension Plan Investment Board | $44M | 0.1% | ADD2026-Q2 | Before 2020-Q1 |
Caisse de depot et placement du Quebec Caisse de depot et placement du Quebec | $38M | 0.2% | TRIM2026-Q2 | Before 2020-Q1 |
 John Overdeck / David Siegel / Two Sigma Two Sigma Investments, LP | $30M | 0.1% | ADD2026-Q2 | Before 2020-Q1 |
 Stan Druckenmiller / Duquesne Family Office Duquesne Family Office LLC | $23M | 1.7% | NEW2026-Q2 | Before 2020-Q1 |
Axiom Investors Axiom Investors LLC | $8M | 0.1% | TRIM2026-Q2 | Before 2020-Q1 |
 Paul Marshall / Marshall Wace Marshall Wace, LLP | $7M | 0.0% | ADD2026-Q2 | Before 2020-Q1 |
Dmitry Balyasny / Balyasny Asset Management Balyasny Asset Management LLC | $6M | 0.1% | TRIM2024-Q4 | Before 2020-Q1 |
Man Group plc Man Group plc | $5M | 0.0% | TRIM2026-Q2 | Before 2020-Q1 |
 Brandon Haley / Holocene Advisors Holocene Advisors LP | $4M | 0.0% | NEW2026-Q1 | Before 2020-Q1 |
 Sander Gerber / Hudson Bay Capital Hudson Bay Capital Management LP | $3M | 0.0% | NEW2026-Q2 | Before 2020-Q1 |
Steve Cohen / Point72 Point72 Asset Management, L.P. | $3M | 0.0% | TRIM2025-Q4 | Before 2020-Q1 |
 Steven Schonfeld / Schonfeld Strategic Advisors Schonfeld Strategic Advisors LLC | $2M | 0.0% | NEW2026-Q2 | Before 2020-Q1 |
 E Fund Management E Fund Management Co., Ltd. | $2M | 0.0% | HOLD2026-Q2 | Before 2020-Q1 |
 Jennison Associates (Sig Segalas legacy) Jennison Associates LLC | $968338 | 0.0% | ADD2026-Q2 | Before 2020-Q1 |
Himension Capital Himension Capital (Singapore) Pte. Ltd. | $712017 | 0.1% | TRIM2026-Q2 | Before 2020-Q1 |
Lee Ainslie / Maverick Capital Maverick Capital, Ltd. | $571977 | 0.0% | TRIM2026-Q2 | Before 2020-Q1 |
Ray Dalio / Bridgewater Bridgewater Associates, LP | $513837 | 0.0% | TRIM2026-Q2 | Before 2020-Q1 |
 Ron Baron / Baron Capital BAMCO INC (Baron Capital Group) | $267639 | 0.0% | NEW2026-Q1 | Before 2020-Q1 |
Position Action Log
137 entries · newest first| Date | Investor | Action | Δ $ | Δ Shares |
|---|---|---|---|---|
| 2026-Q2 | EXIT | −$6M | −66.9K | |
| 2026-Q2 | TRIM | −$49M | −39.4K | |
| 2026-Q2 | TRIM | −$4M | −75.5K | |
| 2026-Q2 | TRIM | −$4M | −48.0K | |
| 2026-Q2 | TRIM | −$1M | −166.0K | |
| 2026-Q2 | ADD | +$52M | +383.7K | |
| 2026-Q2 | ADD | +$27M | +131.2K | |
| 2026-Q2 | ADD | +$97M | +726.9K | |
| 2026-Q2 | NEW | +$23M | +173.0K | |
| 2026-Q2 | TRIM | −$30M | −32.5K | |
| 2026-Q2 | TRIM | −$159K | −1.1K | |
| 2026-Q2 | EXIT | −$4M | −49.6K | |
| 2026-Q2 | NEW | +$3M | +22.0K | |
| 2026-Q2 | ADD | +$389K | +556 | |
| 2026-Q2 | TRIM | −$7M | −100.5K | |
| 2026-Q2 | ADD | +$7M | +50.9K | |
| 2026-Q2 | TRIM | −$549K | −8.7K | |
| 2026-Q2 | ADD | +$51M | +331.5K | |
| 2026-Q2 | TRIM | −$47M | −168.9K | |
| 2026-Q2 | EXIT | −$0 | +0 | |
| 2026-Q2 | NEW | +$2M | +14.0K | |
| 2026-Q2 | EXIT | −$13M | −153.3K | |
| 2026-Q2 | TRIM | −$152M | −42.2K | |
| 2026-Q2 | ADD | +$23M | +145.5K | |
| 2026-Q2 | TRIM | −$18M | −438.1K | |
| 2026-Q1 | ADD | +$39M | +539.3K | |
| 2026-Q1 | NEW | +$268K | +3.1K | |
| 2026-Q1 | TRIM | −$10M | −102.4K | |
| 2026-Q1 | TRIM | −$598K | −5.7K | |
| 2026-Q1 | ADD | +$16M | +221.1K | |
| 2026-Q1 | NEW | +$4M | +49.6K | |
| 2026-Q1 | TRIM | −$520K | −5.2K | |
| 2026-Q1 | TRIM | −$3M | −23.8K | |
| 2026-Q1 | TRIM | −$1M | −10.8K | |
| 2026-Q1 | NEW | +$1M | +13.0K | |
| 2026-Q1 | TRIM | −$114M | −1.71M | |
| 2026-Q1 | NEW | +$13M | +153.3K | |
| 2026-Q1 | TRIM | −$204M | −2.01M | |
| 2025-Q4 | ADD | +$8M | +163.5K | |
| 2025-Q4 | TRIM | −$4M | −20.8K | |
| 2025-Q4 | TRIM | −$7M | −67.6K | |
| 2025-Q4 | ADD | +$32M | +364.4K | |
| 2025-Q4 | ADD | +$537K | +6.6K | |
| 2025-Q4 | ADD | +$971K | +28.6K | |
| 2025-Q4 | NEW | +$1M | +16.3K | |
| 2025-Q4 | TRIM | −$30M | −270.8K | |
| 2025-Q4 | TRIM | −$15M | −136.6K | |
| 2025-Q4 | ADD | +$52M | +140.2K | |
| 2025-Q3 | TRIM | −$12M | −154.1K | |
| 2025-Q3 | TRIM | −$4M | −51.8K | |
| 2025-Q3 | ADD | +$6M | +33.6K | |
| 2025-Q3 | NEW | +$16M | +152.9K | |
| 2025-Q3 | NEW | +$563K | +5.4K | |
| 2025-Q3 | TRIM | −$5M | −6.9K | |
| 2025-Q3 | NEW | +$17M | +166.7K | |
| 2025-Q3 | EXIT | −$1M | −20.1K | |
| 2025-Q3 | ADD | +$246M | +552.0K | |
| 2025-Q2 | ADD | +$33M | +462.1K | |
| 2025-Q2 | ADD | +$10M | +148.8K | |
| 2025-Q2 | TRIM | −$424K | −4.2K | |
| 2025-Q2 | ADD | +$8M | +113.1K | |
| 2025-Q2 | TRIM | −$22M | −37.4K | |
| 2025-Q2 | TRIM | −$4M | −89.0K | |
| 2025-Q2 | TRIM | −$152M | −4.05M | |
| 2025-Q1 | TRIM | −$5M | −80.1K | |
| 2025-Q1 | ADD | +$4M | +70.9K | |
| 2025-Q1 | TRIM | −$18M | −337.6K | |
| 2025-Q1 | EXIT | −$504K | −9.5K | |
| 2025-Q1 | TRIM | −$166K | −2.6K | |
| 2025-Q1 | ADD | +$10M | +224.5K | |
| 2025-Q1 | ADD | +$403K | +9.9K | |
| 2025-Q1 | ADD | +$165M | +3.30M | |
| 2024-Q4 | TRIM | −$2M | −42.5K | |
| 2024-Q4 | TRIM | −$3M | −106.4K | |
| 2024-Q4 | TRIM | −$2M | −54.0K | |
| 2024-Q4 | TRIM | −$13M | −406.3K | |
| 2024-Q4 | TRIM | −$104K | −4.9K | |
| 2024-Q4 | TRIM | −$290K | −14.6K | |
| 2024-Q4 | TRIM | −$7M | −165.1K | |
| 2024-Q4 | ADD | +$40M | +498.7K | |
| 2024-Q4 | ADD | +$6M | +93.6K | |
| 2024-Q4 | ADD | +$3M | +43.1K | |
| 2024-Q4 | ADD | +$246M | +4.45M | |
| 2024-Q3 | TRIM | −$18M | −210.7K | |
| 2024-Q3 | ADD | +$5M | +153.4K | |
| 2024-Q3 | ADD | +$2M | +56.3K | |
| 2024-Q3 | ADD | +$31M | +747.4K | |
| 2024-Q3 | NEW | +$608K | +14.4K | |
| 2024-Q3 | EXIT | −$398K | −6.8K | |
| 2024-Q3 | TRIM | −$2M | −28.6K | |
| 2024-Q3 | ADD | +$8M | +180.1K | |
| 2024-Q3 | NEW | +$3M | +67.6K | |
| 2024-Q3 | NEW | +$2M | +56.1K | |
| 2024-Q3 | TRIM | −$20M | −60.3K | |
| 2024-Q2 | ADD | +$28M | +486.1K | |
| 2024-Q2 | NEW | +$4M | +66.8K | |
| 2024-Q2 | NEW | +$287K | +4.9K | |
| 2024-Q2 | TRIM | −$2M | −23.2K | |
| 2024-Q2 | TRIM | −$2M | −33.7K | |
| 2024-Q2 | TRIM | −$646K | −6.8K | |
| 2024-Q2 | TRIM | −$915K | −14.5K | |
| 2024-Q2 | ADD | +$2M | +23.3K | |
| 2024-Q2 | ADD | +$3M | +7.9K | |
| 2024-Q1 | ADD | +$2M | +31.5K | |
| 2024-Q1 | TRIM | −$2M | −20.9K | |
| 2024-Q1 | ADD | +$157K | +6.1K | |
| 2024-Q1 | ADD | +$686K | +17.7K | |
| 2024-Q1 | NEW | +$1M | +20.0K | |
| 2024-Q1 | ADD | +$7M | +21.4K | |
| 2024-Q1 | ADD | +$298K | +104.0K | |
| 2023-Q4 | TRIM | −$93K | −14.0K | |
| 2023-Q4 | TRIM | −$66K | −1.9K | |
| 2023-Q4 | TRIM | −$5M | −109.9K | |
| 2023-Q4 | ADD | +$714K | +5.1K | |
| 2023-Q4 | TRIM | −$7M | −147.9K | |
| 2023-Q4 | ADD | +$115M | +1.65M | |
| 2023-Q4 | ADD | +$20M | +143.5K | |
| 2023-Q4 | EXIT | −$105M | −1.89M | |
| 2023-Q3 | TRIM | −$5M | −61.6K | |
| 2023-Q3 | NEW | +$273K | +4.9K | |
| 2023-Q3 | TRIM | −$28M | −412.5K | |
| 2023-Q3 | ADD | +$90K | +2.4K | |
| 2023-Q3 | TRIM | −$11M | −150.1K | |
| 2023-Q3 | TRIM | −$20M | −281.5K | |
| 2023-Q3 | NEW | +$775K | +13.9K | |
| 2023-Q3 | ADD | +$67K | +106.7K | |
| 2023-Q3 | ADD | +$56M | +1.12M | |
| 2023-Q2 | EXIT | −$38K | −740 | |
| 2023-Q2 | TRIM | −$15M | −450.8K | |
| 2023-Q2 | ADD | +$633K | +5.6K | |
| 2023-Q2 | TRIM | −$406K | −83.0K | |
| 2023-Q2 | ADD | +$10M | +312 | |
| 2023-Q1 | ADD | +$15K | +110 | |
| 2023-Q1 | NEW | +$39M | +763.5K | |
| 2021-Q4 | TRIM | −$3K | −69 | |
| 2021-Q1 | ADD | +$3K | +42 | |
| 2020-Q4 | NEW | +$11K | +657 |
