As of the latest SEC filings, Atara Biotherapeutics, Inc. (ATRA) is held by 17 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $750,395.58 in market value, representing a significant portion of its portfolio.
Funds holding Atara Biotherapeutics, Inc. (ATRA)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- ATRA
- CIK:
- 0001604464
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $750,395.58 | 158,646 | Mar 31, 2026 | May 28, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $266,639.56 | 56,372 | Mar 31, 2026 | May 28, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.00% | $161,971.28 | 29,884 | Feb 28, 2026 | Apr 24, 2026 |
|
BRUSX
Ultra-Small Company Fund
|
MF | Independent / Boutique | 0.10% | $88,408.43 | 18,691 | Mar 31, 2026 | May 21, 2026 |
|
-
VIP Disciplined Small Cap Portfolio
|
ETF | Independent / Boutique | 0.01% | $76,805.74 | 16,238 | Mar 31, 2026 | May 26, 2026 |
|
BRSIX
Ultra-Small Company Market Fund
|
MF | Independent / Boutique | 0.05% | $66,220.00 | 14,000 | Mar 31, 2026 | May 21, 2026 |
|
FSKAX
Fidelity Total Market Index Fund
|
MF | Fidelity | 0.00% | $56,796.18 | 10,479 | Feb 28, 2026 | Apr 24, 2026 |
|
IWC
iShares Micro-Cap ETF
|
ETF | BlackRock / iShares | 0.00% | $49,404.85 | 10,445 | Mar 31, 2026 | May 28, 2026 |
|
FCFMX
Fidelity Series Total Market Index Fund
|
MF | Fidelity | 0.00% | $41,717.74 | 7,697 | Feb 28, 2026 | Apr 24, 2026 |
|
FNCMX
Fidelity Nasdaq Composite Index Fund
|
MF | Fidelity | 0.00% | $14,514.76 | 2,678 | Feb 28, 2026 | Apr 24, 2026 |
|
VITNX
VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND
|
MF | Vanguard | 0.00% | $13,452.12 | 2,844 | Mar 31, 2026 | May 28, 2026 |
|
DCOR
Dimensional US Core Equity 1 ETF
|
ETF | Dimensional Fund Advisors | 0.00% | $10,250.73 | 2,149 | Apr 30, 2026 | Jun 29, 2026 |
|
SWTSX
Schwab Total Stock Market Index Fund
|
MF | Charles Schwab | 0.00% | $7,837.11 | 1,643 | Apr 30, 2026 | Jun 25, 2026 |
|
DFAC
Dimensional U.S. Core Equity 2 ETF
|
ETF | Dimensional Fund Advisors | 0.00% | $4,197.60 | 880 | Apr 30, 2026 | Jun 29, 2026 |
|
-
1290 VT Micro Cap Portfolio
|
ETF | Independent / Boutique | 0.00% | $3,670.48 | 776 | Mar 31, 2026 | May 26, 2026 |
|
DFAS
Dimensional U.S. Small Cap ETF
|
ETF | Dimensional Fund Advisors | 0.00% | $643.95 | 135 | Apr 30, 2026 | Jun 29, 2026 |
|
BXMYX
Blackstone Alternative Multi-Strategy Fund
|
MF | Independent / Boutique | 0.00% | -$2,667.72 | -564 | Mar 31, 2026 | May 27, 2026 |
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