Among active 13F managers last quarter, 8 opened and 23 added, while 24 reduced; the largest holder to move was Reinhart Partners, LLC. (+4.3%). Over the last 180 days, 13 insiders sold and none bought, a net -$5.9M in open-market trades.
The legs disagree, or only one of them leans.
380 tracked 13F filers disclose a position in ACLS as of the latest SEC 13F filings, a combined $4.8B in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.0M | $952.8M | ▲+1.9% Added · +93K sh | Q2 2026 | |
| 2 | FMR LLC | 4.1M | $781.7M | ▲+70% Added · +1.7M sh | Q2 2026 | |
| 3 | Vanguard Portfolio Management LLC | 2.5M | $469.6M | ▼−0.4% Reduced · −9K sh | Q2 2026 | |
| 4 | Reinhart Partners, LLC. | 1.7M | $154.3M | ▲+4.3% Added · +68K sh | Q1 2026 | |
| 5 | Vanguard Capital Management LLC | 1.4M | $262.7M | ▲+0.3% Added · +4K sh | Q2 2026 | |
| 6 | Balyasny Asset Management L.P. | 1.4M | $127.0M | ▲+460% Added · +1.1M sh | Q1 2026 | |
| 7 | Victory Capital Management Inc | 1.3M | $119.0M | ▼−29% Reduced · −528K sh | Q1 2026 | |
| 8 | State Street Corp | 1.2M | $233.2M | ▲+3.5% Added · +42K sh | Q2 2026 | |
| 9 | BNP Paribas Asset Management Holding S.A. | 1.0M | $93.6M | ▼−7.8% Reduced · −85K sh | Q1 2026 | |
| 10 | American Century Companies Inc | 952K | $88.6M | ▼−23% Reduced · −282K sh | Q1 2026 | |
| 11 | Dimensional Fund Advisors LP | 844K | $78.6M | ▲+0.4% Added · +3K sh | Q1 2026 | |
| 12 | Geode Capital Management, LLC | 834K | $158.0M | ▲+2.8% Added · +22K sh | Q2 2026 | |
| 13 | Primecap Management Co | 659K | $61.3M | ▼−0.9% Reduced · −6K sh | Q1 2026 | |
| 14 | Morgan Stanley | 582K | $54.1M | ▲+66% Added · +231K sh | Q1 2026 | |
| 15 | D. E. Shaw & Co., Inc. | 544K | $50.7M | ▲+16% Added · +74K sh | Q1 2026 | |
| 16 | Goldman Sachs Group Inc | 498K | $46.3M | ▼−21% Reduced · −132K sh | Q1 2026 | |
| 17 | Manufacturers Life Insurance Company, The | 492K | $45.8M | ▲35× Added · +478K sh | Q1 2026 | |
| 18 | Charles Schwab Investment Management Inc | 446K | $41.5M | ▲+3.4% Added · +15K sh | Q1 2026 | |
| 19 | Northern Trust Corp | 417K | $38.8M | ▲+2.9% Added · +12K sh | Q1 2026 | |
| 20 | Price T Rowe Associates Inc | 394K | Withheld | ▲+8.9% Added · +32K sh | Q2 2026 | |
| 21 | Boston Trust Walden Corp | 379K | $35.2M | ▼−12% Reduced · −49K sh | Q1 2026 | |
| 22 | UBS Group AG | 377K | $35.1M | ▲+77% Added · +164K sh | Q1 2026 | |
| 23 | Boston Partners | 340K | $31.8M | ▼−19% Reduced · −82K sh | Q1 2026 | |
| 24 | Emerald Advisers, LLC | 330K | $62.6M | ▲+243% Added · +234K sh | Q2 2026 | |
| 25 | JPMorgan Chase & Co | 223K | $20.1M | ▼−38% Reduced · −135K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership. 3 value rows are withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 8 funds opened a new position in ACLS and 23 added to an existing one, while 24 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Microsoft CorpMSFT | 212 funds | $228.6B |
| Alphabet Inc-CL AGOOGL | 212 funds | $140.0B |
| Amazon.com IncAMZN | 210 funds | $173.1B |
| Meta Platforms Inc-Class AMETA | 209 funds | $100.1B |
| Apple IncAAPL | 207 funds | $254.4B |
| Nvidia CorpNVDA | 206 funds | $339.3B |
| Broadcom IncAVGO | 204 funds | $132.8B |
| Alphabet Inc-CL CGOOG | 201 funds | $112.2B |
| Micron Technology IncMU | 201 funds | $44.1B |
| Eli Lilly & CoLLY | 198 funds | $76.6B |
| JPMorgan Chase & CoJPM | 197 funds | $55.3B |
| Qualcomm IncQCOM | 197 funds | $12.0B |
Ranked by how many of ACLS's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ACLS.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 3, 2026 | Sayiner Necip | Director | Sell (S) | 2K | $250K |
| Jun 2, 2026 | Mahoney Robert John | EVP Global Operations | Sell (S) | 1K | $179K |
| May 27, 2026 | Sutton Todd | VP Corporate Controller | Sell (S) | 2K | $320K |
| May 22, 2026 | St Dennis Thomas | Director | Sell (S) | 900 | $140K |
| May 22, 2026 | Evans Eileen | EVP, General Counsel and Sec'y | Sell (S) | 926 | $144K |
| May 21, 2026 | Blumenstock Gerald M | EVP, Research, Dev. & Eng. | Sell (S) | 1K | $177K |
| May 20, 2026 | Tatnall Christopher | EVP Global Customer Operations | Sell (S) | 1K | $175K |
| May 19, 2026 | Quirk Jeanne | Director | Sell (S) | 2K | $251K |
| May 19, 2026 | Graves Gregory B | Director | Sell (S) 2 lots, same day | 3K | $457K |
| May 19, 2026 | Kurtzweil John T | Director | Sell (S) | 4K | $486K |
| May 14, 2026 | Sutton Todd | VP Corporate Controller | Sell (S) | 3K | $422K |
| May 14, 2026 | Blumenstock Gerald M | EVP, Research, Dev. & Eng. | Sell (S) | 1K | $165K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 45 | 40 | – |
Insiders Form 4 open-market | 0 | 13 | -$5.9M |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
| Class | 13F holders | Value held |
|---|---|---|
| ACLSthis pagecs | 380 funds | $4.8B |
| 054540109COMMON STOCK | 2 funds | $4K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for ACLS
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/ACLS/capital-change-brief"
Use Arkolith's capital_change_brief for ACLS. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ACLS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.