ERNA β€” ETERNA THERAPEUTICS INC

Ownership history in BlackRock, Inc.  Β·  6 quarters on record

AI Ownership Summary

BlackRock, Inc. reported ETERNA THERAPEUTICS INC (ERNA) in 6 quarterly 13F filings from 2024 Q3 through 2025 Q4. The latest visible filing shows ERNA at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this ERNA ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was BlackRock, Inc.'s position in ETERNA THERAPEUTICS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

ERNA was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q3 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How BlackRock, Inc. held ERNA β€” position size vs. price
% of Fund (quarterly)    ERNA price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 6 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED 820 β€” 0% 0.00% $984 2026-02-14 (Est.) $0.32
2025 Q3 UNCHANGED 820 β€” 0% 0.00% $898 2025-11-12 $1.61
2025 Q2 REDUCED 820 -11,480 -93.3% 0.00% $2K 2025-08-12 $1.69
2025 Q1 REDUCED 12,300 -2,619 -17.6% 0.00% $2K 2025-05-02 $3.00
2024 Q4 UNCHANGED 14,919 β€” 0% 0.00% $4K 2025-02-07 $5.10
2024 Q3 INITIATED 14,919 β€” β€” 0.00% $16K 2024-11-13 $14.10

FAQ About BlackRock, Inc. and ERNA

These are the practical questions this page is built to answer before you even open the full history table.

How long has BlackRock, Inc. reported owning ERNA?

BlackRock, Inc. reported ERNA across 6 quarterly 13F filings, from 2024 Q3 through 2025 Q4.

What was the largest reported ERNA position in BlackRock, Inc.'s portfolio?

The largest reported portfolio weight for ERNA was 0.00% in 2024 Q3.

What is the latest reported ERNA position on this page?

The most recent filing on this page is 2025 Q4, when BlackRock, Inc. reported 820 shares, equal to 0.00% of portfolio, with an estimated market value of $984.

What does the chart on this ERNA ownership page compare?

The chart compares BlackRock, Inc.'s quarterly ERNA portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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