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APUR · Aperture Ac
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APUR Aperture AC (APUR) Insider Trading, Ownership & Congress Trades

Investment Vehicles · Blank checks · CIK 0002093524
Quote by TradingView
Activist 13DC-suite buying · 1
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
35
13F, latest reported quarter

What the filings say about APUR

Insiders, 180 days
+$2.2M net bought
1 buyer · 1 seller · 0% of sales under a 10b5-1 plan
Activist stakes (13D), 180 days
1 filing
Largest: 27.1% of the class

Aperture AC insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Aperture AC insiders bought a net $2.2M of stock across 4 Form 4 purchases and sales, with 1 insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
GOLDMAN SACHS & CO. LLC
SELL
2026-06-17 SECtraded 2026-06-15
1
$10
+1.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 0.0% of the 1,057,644 shares held after it.
  • No other insider sold within 30 days.
  • 35 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider GOLDMAN SACHS & CO. LLC sold about $10 of APUR on Jun 15, 2026, the largest insider sale at the company on our record; 35 funds added in the latest 13F quarter.
GOLDMAN SACHS & CO. LLC
SELL
2026-06-17 SECtraded 2026-06-15
25
$248
+1.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 0.0% of the 1,057,597 shares held after it.
  • No other insider sold within 30 days.
  • 35 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider GOLDMAN SACHS & CO. LLC sold about $248 of APUR on Jun 15, 2026, the largest insider sale at the company on our record; 35 funds added in the latest 13F quarter.
GOLDMAN SACHS & CO. LLC
SELL
2026-06-17 SECtraded 2026-06-15
22
$218
+1.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 0.0% of the 1,057,622 shares held after it.
  • No other insider sold within 30 days.
  • 35 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider GOLDMAN SACHS & CO. LLC sold about $218 of APUR on Jun 15, 2026, the largest insider sale at the company on our record; 35 funds added in the latest 13F quarter.
Aperture Sponsor LLC
Chief Executive Officer
BUY
2026-05-27 SECtraded 2026-05-22
223,000
$2.2M
+0.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 100.0% of the 223,000 shares held after it.
  • No other insider bought within 30 days.
  • 35 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer Aperture Sponsor LLC bought about $2.2M of APUR on May 22, 2026, the largest insider purchase at the company on our record; 35 funds added in the latest 13F quarter.
4 transactions on record · a thin record, read with care
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net +$2.2M over 180 days
+$2.2M of it by a 10%+ holder
more than 53% of Investment Vehicles
Congress
no House purchase disclosed in the last 12 months
Funds
35 funds bought in last quarter
more than 73% of Investment Vehicles
Revenue
no revenue reported in any filing
Margin
no margin: no revenue reported
Buybacks
no share repurchases reported
Short interest
<0.1% of the float short (float per yahoo 2026-10-26) · 1.0 days to cover · settled 2026-09-30
The situation: each line is one rule over one dataset
Aperture Sponsor LLC disclosed a 5%+ stake (27.1%) in the last six months.
What changed in the last 30 days
Oct 28Insider selling stopped: no sales in 90 days after 3 in the prior 90
Why it matters
The absence is the signal: 3 sales in one 90-day window and none in the next is a change of behaviour, not a filing.

Watch APUR

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+0.5%12M
-1%-0%+0%+1%2026-052026-062026-072026-082026-092026-092026-10 2026-05-22 · Aperture Sponsor LLC bought $2.2M2026-06-15 · GOLDMAN SACHS & CO. LLC sold $2482026-06-15 · GOLDMAN SACHS & CO. LLC sold $2182026-06-15 · GOLDMAN SACHS & CO. LLC sold $102026-06-01 · Aperture Sponsor LLC filed a 5%+ stake (27.1%)2026-06-01 · Calvin Kung filed a 5%+ stake (27.1%)
Insider buyInsider sell13D/G stake
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns APUR: institutional holders (13F)

13F holdings, latest reported quarter
MIZUHO SECURITIES USA LLC
945,000 sh
$9.3M
HIGHBRIDGE CAPITAL MANAGEMENT LLC
855,000 sh
$8.5M
Polar Asset Management Partners Inc.
1,650,000 sh
$8.3M
BOOTHBAY FUND MANAGEMENT, LLC
1,200,000 sh
$6.0M
Westchester Capital Management, LLC
750,000 sh
$5.0M

Congress trades in APUR

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

13D: intends to influence · 13G: passive
Aperture Sponsor LLC
Activist 13D · 2026-06-01
27.1%
Calvin Kung
Activist 13D · 2026-06-01
27.1%

APUR planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
An activist crossed the 5% line with declared intent.
The record shows a net $2.2M bought by insiders over 180 days, 35 funds added last quarter. Each figure is a federal filing, dated the day it went public.
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Same sector, ranked by filing activity
Sector by SEC SIC code
TPLMNTRRGLDHASICRTINVSSRMUCASULBLEGOPBTAVNI

APUR Stock Sonar score 3/7 axes

Find similar shapesCompare

APUR ranks highest on insider conviction (75th percentile) and institutional and government (73rd), and lowest on risk and compliance (63rd), among Investment Vehicles peers.

Insider conviction
75
Inputs
  • Net Form 4 buying (codes P and S), 180d$2.2M · 94 pct, universe of 3,403
  • Insider buyers, 180d1 · 56 pct, universe of 3,445
Institutional and government
73
Inputs
  • Funds adding, latest quarter35 · 73 pct, sector of 254
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
63
Inputs
  • Short interest, % of float+0.0% · 63 pct, sector of 293
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-Kneeds two 10-Ks with a Risk Factors section (not 20-F filers or stubs)
4 not measured: Profitability, Financial health, Growth, US patents
  • Profitability needs 2 of 4 inputs, 0 present: fewer than four consecutive quarters of net income; fewer than four consecutive quarters of operating income
  • Financial health needs 1 of 2 inputs, 0 present: no debt line filed
  • Growth needs 1 of 2 inputs, 0 present: no backlog line filed, or no year-earlier backlog; no revenue for this year and the year before
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

3 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

APUR filings, in plain words

Are Aperture AC insiders buying or selling APUR?

In the 180 days to 2026-10-28, Aperture AC insiders were net buyers, a net $2.2M: $2.2M of purchases and $475 of sales reported on Form 4, by 1 buyer and 1 seller.

Read the full summary

In the 180 days to 2026-10-28, Aperture AC insiders were net buyers of APUR, a net $2.2M across purchases and sales reported on Form 4 by 1 buyer and 1 seller. Most of that figure, $2.2M, came from a holder of 10% or more rather than an officer or director. Purchases outweighed sales more than tenfold by value. None of the 3 insider sales was flagged as made under a Rule 10b5-1 plan. 1 activist Schedule 13D filing in the last 180 days declared an intent to influence the company, the largest for 27.1% of the class. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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