Latest filingSep 03, 2026Most recent Form 4
LUNG
Pulmonx Corp
Insider activity for last month from 08/04 to 09/04. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$17.7M14 sells
Net open-market-$17.7M4 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period14transactions
- S · Open-market sells · dominant14 · 100%
Activity by reported role
A joint filing can contribute to multiple roles18transactions
- CCO · dominant4 · 22%
- CS4 · 22%
- GC4 · 22%
- TO4 · 22%
- PRES2 · 11%
Distinct insiders active
Reporting-owner CIKs by month · peak Sep 2026 (4)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeRose Geoffrey BeranCommon Stock · Direct
453,108Sep 01, 2026
Lehman David AaronCommon Stock · Direct
366,654Sep 01, 2026
Radhakrishnan SrikanthCommon Stock · Direct
322,857Sep 01, 2026
French Glendon E. IIICommon Stock · Direct
1,137,936Sep 01, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 04 → Sep 04
LessMore
Top insiders
By absolute net value across the selected period- FI-$94.7k
- LA-$32.4k
- RS-$32.2k
- RB-$17.8k
Recent filing activity
Most recent 12 transactions · color = transaction codeFiling detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
No filing-only signal badges matched this period.
LUNG transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| LUNG | French Glendon E. III | PRES | sale | 37.7k | -$8.53M | S | — | — | 09/03 | 09/01 |
| LUNG | French Glendon E. III | PRES | sale | 4.09k | -$926k | S | — | — | 09/03 | 09/01 |
| LUNG | Radhakrishnan Srikanth | CSTO | sale | 5.86k | -$1.32M | S | — | — | 09/03 | 09/01 |
| LUNG | Radhakrishnan Srikanth | CSTO | sale | 3.61k | -$817k | S | — | — | 09/03 | 09/01 |
| LUNG | Radhakrishnan Srikanth | CSTO | sale | 2.12k | -$479k | S | — | — | 09/03 | 09/01 |
| LUNG | Radhakrishnan Srikanth | CSTO | sale | 2.64k | -$597k | S | — | — | 09/03 | 09/01 |
| LUNG | Lehman David Aaron | GC | sale | 4.82k | -$1.09M | S | — | — | 09/03 | 09/01 |
| LUNG | Lehman David Aaron | GC | sale | 3.47k | -$785k | S | — | — | 09/03 | 09/01 |
| LUNG | Lehman David Aaron | GC | sale | 2.22k | -$502k | S | — | — | 09/03 | 09/01 |
| LUNG | Lehman David Aaron | GC | sale | 3.80k | -$860k | S | — | — | 09/03 | 09/01 |
| LUNG | Rose Geoffrey Beran | CCO | sale | 1.74k | -$394k | S | — | — | 09/03 | 09/01 |
| LUNG | Rose Geoffrey Beran | CCO | sale | 1.53k | -$345k | S | — | — | 09/03 | 09/01 |
| LUNG | Rose Geoffrey Beran | CCO | sale | 2.39k | -$540k | S | — | — | 09/03 | 09/01 |
| LUNG | Rose Geoffrey Beran | CCO | sale | 2.21k | -$500k | S | — | — | 09/03 | 09/01 |
Pulmonx Corp Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Pulmonx Corp?
French Glendon E. III, Radhakrishnan Srikanth, Lehman David Aaron, Rose Geoffrey Beran.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
French Glendon E. III reported a sale on Sep 01, 2026 valued at $8.53M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $177,048.40. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.